7157000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:459

約数の個数: 64

約数和(自身を含む): 17774640

約数和(自身を除く): 10617640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 125, 136, 170, 200, 250, 340, 421, 425, 500, 680, 842, 850, 1000, 1684, 1700, 2105, 2125, 3368, 3400, 4210, 4250, 7157, 8420, 8500, 10525, 14314, 16840, 17000, 21050, 28628, 35785, 42100, 52625, 57256, 71570, 84200, 105250, 143140, 178925, 210500, 286280, 357850, 421000, 715700, 894625, 1431400, 1789250, 3578500, 7157000]

約数ペア:

[(1, 7157000), (2, 3578500), (4, 1789250), (5, 1431400), (8, 894625), (10, 715700), (17, 421000), (20, 357850), (25, 286280), (34, 210500), (40, 178925), (50, 143140), (68, 105250), (85, 84200), (100, 71570), (125, 57256), (136, 52625), (170, 42100), (200, 35785), (250, 28628), (340, 21050), (421, 17000), (425, 16840), (500, 14314), (680, 10525), (842, 8500), (850, 8420), (1000, 7157), (1684, 4250), (1700, 4210), (2105, 3400), (2125, 3368)]